Color

#3e5ccc

#3e5ccc
hex#3e5ccc
rgbrgb(62, 92, 204)
hslhsl(227, 58%, 52%)
oklchoklch(0.517 0.177 268.2)
Closest name: God of Rain (#4466cc)Relative luminance 0.1304

Colors that go with #3e5ccc

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ccad3e

#3ea3cc · #663ecc

#cc3e5c · #5ccc3e

Split-complementary

Open in tool →

#cc663e · #a3cc3e

#cc3ea3 · #ccad3e · #3ecc66

Contrast

#3e5ccc as textRatioAAAA largeAAAFix
Aaon white
5.82:1passpassfail
  • AAA: use #314fb9 as the text (7.12:1)
Aaon black
3.61:1failpassfail
  • AA: use #5671d2 as the text (4.69:1)
  • AAA: use #7e93dd as the text (7.1:1)
  • AA: or shift the background to #e3e3e3 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e5ccc as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#3e5ccc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e5ccc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3e5ccc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e5ccc-9ca0c4-df7a4e-221f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md